baltimore, john harbaugh gave their workout an "a" plus. this game won't feature one brother against another but jim's son works for the rave convenience so it's also father versus son. >> jay really good. >> just letting them know how i feel about him. where the people thinking i'm talking to him, but i'm really proud. i've heard he has done a great job. >> randy moss is drawing attention this week. michael crabtree will likely have a bigger impact. he is colin's go to guy. jerry rice is impressed. >> crabtree she like a new receiver. they have a connection. you can see the chemistry on the football field. whenever he has one on one coverage, kaepernick is going to throw him the football. >> the last time the niners were in the superbowl, steve young threw a record 6 touchdowns. young could hurt you both with arm and legs, kaepernick may be more dangerous. >> people tell me, he throws a hardball, not necessarily accurate but the touch but the chicago game, hey, we got the wrong thing on this kid. he can make all the throws. rest of it will